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The AAPG/Datapages Combined Publications Database
Showing 17,701 Results. Searched 200,693 documents.
Variations of Sr/Ca Ratios and Mg Contents in Recent Carbonate Sediments of the Northern Florida Keys Area
Frederic R. Siegel
Journal of Sedimentary Research (SEPM)
.... 63, p. 701-716. LOWENSTAM, H. A., 1954, Factors affecting the aragonite:calcite ratios in carbonate-secreting marine organisms: Jour. Geology, v. 62...
1961
Sediment Sorting Related to Basin Mobility and Environment
R. Passega
AAPG Bulletin
..._Page 2450------------ Traditional sorting parameters are controlled by many independent factors because of the variety in depositional mechanisms...
1972
Undulatory Extinction in Quartz of Igneous and Metamorphic Rocks and Its Significance in Provenance Studies of Sedimentary Rocks
Harvey Blatt, John M. Christie
Journal of Sedimentary Research (SEPM)
... which is of the non-undulatory type is only 14.9 percent. Differences in the percentages of non-undulatory quartz among these three groups of rocks...
1963
Coal Hardness and Rank Relationships of Some Utah and Colorado Coals
B. P. Hucka
Utah Geological Association
.... The proximate analysis values together with those of ultimate or elemental analysis are presented in Table 1. Moisture content range from 1.07 percent...
1991
Effect of Post-Sedimentary Processes on Formation of Reservoir Properties of Clastic Rocks of the Lower and Middle Jurassic and Hauterivian of the Murgab Gas-Oil Region
S. A. Amanov
Petroleum Geology: A Digest of Russian Literature
... degree silty. The siltstones are coarse- to medium-grained, sandy. These clastics consist of 52-85 percent quartz; average is 75 percent. Feldspar...
1992
2003
Application of the Scanning Electron Microscope in the Investigation of Oil and Gas Reservoir Rocks
S. G. Sarkisyan
Journal of Sedimentary Research (SEPM)
... rocks as related to their properties depends upon the quantity and composition of the cementing material and other factors, including the size, shape...
1971
Why Use Geology for Clinton Exploration? (Examples and Reasons from Guernsey County, Ohio)
Brian Keltch, Consolidated Resources of America, Inc.
Ohio Geological Society
... and a 100 percent shale free or "clean" line. Thickness values are arrived at by counting the cumulative thickness of sandstones...
1985
Migration of Petroleum from Source Rock to Reservoir: Topic 5
Colin Barker
AAPG Special Volumes
.... The mechanism of migration is one of the factors controlling the distance of migration. This in turn sets limits on the maximum possible distance between...
1979
Sediment of the High Tidal Range Environment of Upper Turnagain Arm, Alaska
A. Thomas Ovenshine, Susan Bartsch-Winkler, Neal R. O’Brien, Daniel E. Lawson
Alaska Geological Society
... to the upper part, here considered to be the portion from Bird Point to the head of the arm at Portage (fig. 1). Approximately 90 percent of this part...
1976
Seal Character and Variability Within Deep-Marine Depositional Systems: Seal Quantification and Prediction, by William R. Almon and William C. Dawson, Article #40125 (2004).
Search and Discovery.com
2004
Recent Carbonate Cementation from Seawater in Some Weathered Dolostones, Northumberland, England
Wissam S. Al-Hashimi
Journal of Sedimentary Research (SEPM)
.... The conditions and factors controlling the mineralogy and crystal morphologies of the cements in the various environments are still being debated (see...
1977
Successful Implementation of a Gas Technology Project
Lary Kocher, Greg Lieswesky
Indonesian Petroleum Association
... for diesel growing between 3 to 5 percent per year. There are many important factors that must be considered when evaluating GTL technologies...
2007
Geochemistry and Mineralogy of the Permian Red Beds and Related Copper Deposits, Payne, Pawnee, and Noble Counties, Oklahoma
Richard Ralph Heine
Oklahoma City Geological Society
... in a red shale which underlay the paleochannel. Copper in the distributary channels ranged up to 0.1 percent, whereas lead and zinc ranged in value from...
1979
The Sediments of Card Sound, Florida
Charles F. Earley, H. G. Goodell
Journal of Sedimentary Research (SEPM)
... study. In Buttonwood Sound the sediments are 100 percent carbonate. Ginsburg (1956, 1964) discussed the ecologic factors which produce distinctive...
1968
Sorption Phenomena Significant in Radioactive-Waste Disposal
Tsuneo Tamura
AAPG Special Volumes
..., sorption reactions of interest are those which exhibit high selectivity for the radionuclides. Structural and/or steric factors are generally...
1972
Fold Geometry Within Part of Michigan Basin, Michigan
E. H. Timothy Whitten , Walter A. Beckman, Jr.
AAPG Bulletin
... for this work are shown in Figure 2. Beckman used standard subjective methods in 1964 to draw structure contours (Fig. 3) on the basis of about 90 percent...
1969
Lithological and Chemical Facies Changes in the Recent Deltaic Sediments of the Godavari River, India
A. S. Naidu
Houston Geological Society
... are moderately sorted and negatively skewed, and the dune sands are well sorted and positively skewed. Percent silt and clay in the mainland beach is less...
1966
New Albany Shale Group (Devonian-Mississippian) Source Rocks and Hydrocarbon Generation in the Illinois Basin
Mary H. Barrows, Robert M. Cluff
AAPG Special Volumes
..., anoxic shales contain high amounts (2.5 to 9 percent total organic content [TOC]) of sapropelic, Type II kerogen. Predominant organic components...
1984
Direct Indications of Vertical Migration of Oil in East of North Caspian Depression
A. M. Medvedeva, Z. Ye. Bulekbayev, I. B. Dal’yan
Petroleum Geology: A Digest of Russian Literature
... contain Permian forms. Artinskian oil from Karatyube contains both Permian and Carboniferous forms. The latter account for 5-10 percent. A very...
1994
Microfossils of the Trinity River Delta
Bethany C. Brann
Houston Geological Society
... percent of the total population with an average of 50 percent. In association with Ammonia beccarii (Linne) and variants are Elphidium delicatulum Bermudez...
1969
Changes in Sulfur Content and Isotopic Ratios of Sulfur during Petroleum Maturation--Study of Big Horn Basin Paleozoic Oils
Wilson L. Orr
AAPG Bulletin
... s lfate values faster than high-boiling fractions. The large increase in S/N ratio with maturation is attributed to percent S being maintained...
1974
Simultaneous Gamma Ray — Resistance Logging as Applied to Uranium Exploration
R. A. Broding, Ben F. Rummerfield
Tulsa Geological Society
... is in equilibrium. If the ore is in equilibrium, a calibration curve can be made relating counts per second or milliroentgens per hour to percent U3O8...
1955
Origin of Interstitial Porosity in the Oriskany Sandstone of Kanawha County, West Virginia
M. T. Heald, A. Thomson, F. B. Wilcox
Journal of Sedimentary Research (SEPM)
... of these samples produced a similated secondary porosity of 15-18 percent, yet only about 1 percent of the grains next to the resulting voids showed good euhedral...
1962
Iowa and Minnesota: Region 7
Mary Combs Parker
AAPG Special Volumes
... point 340°F, 5 percent at 425°F, 10 percent at 500°F, 20 percent at 566°F, 30 percent at 596°F, and 37 percent at 600°F. The well produced 15 bbl...
1971